Accident Moderate Severity Resolved

CHP : Disabled vehicle on CA-4 Eastbound west of CA-160 (Antioch). Right lane blocked. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on July 22, 2026 at 1:31 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Jul 21, 6:31 PM

Last Updated

1 week, 3 days ago

Jul 21, 7:30 PM

Resolved

Jul 22, 1:45 AM

Coordinates

37.9920, -121.7666

Update History

1 observations

CHP : Disabled vehicle on CA-4 Eastbound west of CA-160 (Antioch). Right lane blocked. Expect delays. Jul 21, 7:00 PM

Source: 511_sfbay · ID 511.org/1524284 First seen Jul 21, 2026 7:00 PM